Champion Iridium- Boxed – RET8ZWMPB4
Champion Iridium – the ultimate element. This spark plug’s fine-wire iridium center and platinum ground electrodes provide the sharpest spark focus for maximum performance.
- Heat-Active alloy allows electrodes to reach optimal temperature quickly
- Maintains stable operating temperature under all engine loads
- V-trimmed ground electrode promotes sharper spark focus
- Fine-wire center electrode and V-trimmed for greater ignitability
- Iridium center electrode delivers maximum life
- Champion Iridium – Maximum Performance. Premium Spark Plug
Champion Iridium 9406 Spark Plug (Carton of 4)
Application Summary: Avanti Pass. Car: 4.6L V8 (07-07); Ford Lt. Trk.: 4.6L V8 (10-08), 5.4L V8 (14-08), 6.8L V10 (15-08); Ford Pass. Car: 4.6L V8 (10-08); Lincoln Lt. Trk.: 5.4L V8 (14-08); Mercury Lt. Trk.: 4.6L V8 (10-08)





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